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Analysis
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max time kernel
119s -
max time network
118s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
16/12/2024, 18:42
Behavioral task
behavioral1
Sample
4454014afef3893fdb8803d3bdf75f4891e19b0aacf56a30b3cf21570eb0024cN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
4454014afef3893fdb8803d3bdf75f4891e19b0aacf56a30b3cf21570eb0024cN.exe
Resource
win10v2004-20241007-en
General
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Target
4454014afef3893fdb8803d3bdf75f4891e19b0aacf56a30b3cf21570eb0024cN.exe
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Size
90KB
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MD5
64da20821cd7a8e71608e8c403003d10
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SHA1
e392318dd10f72f185af77d06dc4997516b082b8
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SHA256
4454014afef3893fdb8803d3bdf75f4891e19b0aacf56a30b3cf21570eb0024c
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SHA512
7422cfe7dee66ee920edc8230107d79d7fa573f1293ffa3aa47aa652131c98ee75d9eb84148dc4882c5493ce89ed74076023190b5fff9cdcad6997415cba1235
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDC:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3U
Malware Config
Signatures
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ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
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Modiloader family
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ModiLoader Second Stage 4 IoCs
resource yara_rule behavioral2/memory/4560-54-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/4560-56-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/4560-57-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/4560-62-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation 4454014afef3893fdb8803d3bdf75f4891e19b0aacf56a30b3cf21570eb0024cN.exe -
Executes dropped EXE 3 IoCs
pid Process 1736 csrsll.exe 1508 csrsll.exe 4560 csrsll.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe" reg.exe -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 4236 set thread context of 3312 4236 4454014afef3893fdb8803d3bdf75f4891e19b0aacf56a30b3cf21570eb0024cN.exe 84 PID 1736 set thread context of 1508 1736 csrsll.exe 96 PID 1736 set thread context of 4560 1736 csrsll.exe 97 -
resource yara_rule behavioral2/memory/4236-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/4236-5-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/3312-7-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/3312-9-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/3312-11-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/4236-14-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/files/0x000b000000023b93-29.dat upx behavioral2/memory/3312-39-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/1736-40-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/1736-41-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/4560-45-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/4560-51-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/1736-55-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/4560-54-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/4560-56-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/4560-57-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/3312-60-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/1508-61-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/4560-62-0x0000000000400000-0x0000000000414000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 7 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4454014afef3893fdb8803d3bdf75f4891e19b0aacf56a30b3cf21570eb0024cN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4454014afef3893fdb8803d3bdf75f4891e19b0aacf56a30b3cf21570eb0024cN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe Token: SeDebugPrivilege 1508 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 4236 4454014afef3893fdb8803d3bdf75f4891e19b0aacf56a30b3cf21570eb0024cN.exe 3312 4454014afef3893fdb8803d3bdf75f4891e19b0aacf56a30b3cf21570eb0024cN.exe 1736 csrsll.exe 1508 csrsll.exe -
Suspicious use of WriteProcessMemory 33 IoCs
description pid Process procid_target PID 4236 wrote to memory of 3312 4236 4454014afef3893fdb8803d3bdf75f4891e19b0aacf56a30b3cf21570eb0024cN.exe 84 PID 4236 wrote to memory of 3312 4236 4454014afef3893fdb8803d3bdf75f4891e19b0aacf56a30b3cf21570eb0024cN.exe 84 PID 4236 wrote to memory of 3312 4236 4454014afef3893fdb8803d3bdf75f4891e19b0aacf56a30b3cf21570eb0024cN.exe 84 PID 4236 wrote to memory of 3312 4236 4454014afef3893fdb8803d3bdf75f4891e19b0aacf56a30b3cf21570eb0024cN.exe 84 PID 4236 wrote to memory of 3312 4236 4454014afef3893fdb8803d3bdf75f4891e19b0aacf56a30b3cf21570eb0024cN.exe 84 PID 4236 wrote to memory of 3312 4236 4454014afef3893fdb8803d3bdf75f4891e19b0aacf56a30b3cf21570eb0024cN.exe 84 PID 4236 wrote to memory of 3312 4236 4454014afef3893fdb8803d3bdf75f4891e19b0aacf56a30b3cf21570eb0024cN.exe 84 PID 4236 wrote to memory of 3312 4236 4454014afef3893fdb8803d3bdf75f4891e19b0aacf56a30b3cf21570eb0024cN.exe 84 PID 3312 wrote to memory of 840 3312 4454014afef3893fdb8803d3bdf75f4891e19b0aacf56a30b3cf21570eb0024cN.exe 85 PID 3312 wrote to memory of 840 3312 4454014afef3893fdb8803d3bdf75f4891e19b0aacf56a30b3cf21570eb0024cN.exe 85 PID 3312 wrote to memory of 840 3312 4454014afef3893fdb8803d3bdf75f4891e19b0aacf56a30b3cf21570eb0024cN.exe 85 PID 840 wrote to memory of 3272 840 cmd.exe 89 PID 840 wrote to memory of 3272 840 cmd.exe 89 PID 840 wrote to memory of 3272 840 cmd.exe 89 PID 3312 wrote to memory of 1736 3312 4454014afef3893fdb8803d3bdf75f4891e19b0aacf56a30b3cf21570eb0024cN.exe 90 PID 3312 wrote to memory of 1736 3312 4454014afef3893fdb8803d3bdf75f4891e19b0aacf56a30b3cf21570eb0024cN.exe 90 PID 3312 wrote to memory of 1736 3312 4454014afef3893fdb8803d3bdf75f4891e19b0aacf56a30b3cf21570eb0024cN.exe 90 PID 1736 wrote to memory of 1508 1736 csrsll.exe 96 PID 1736 wrote to memory of 1508 1736 csrsll.exe 96 PID 1736 wrote to memory of 1508 1736 csrsll.exe 96 PID 1736 wrote to memory of 1508 1736 csrsll.exe 96 PID 1736 wrote to memory of 1508 1736 csrsll.exe 96 PID 1736 wrote to memory of 1508 1736 csrsll.exe 96 PID 1736 wrote to memory of 1508 1736 csrsll.exe 96 PID 1736 wrote to memory of 1508 1736 csrsll.exe 96 PID 1736 wrote to memory of 4560 1736 csrsll.exe 97 PID 1736 wrote to memory of 4560 1736 csrsll.exe 97 PID 1736 wrote to memory of 4560 1736 csrsll.exe 97 PID 1736 wrote to memory of 4560 1736 csrsll.exe 97 PID 1736 wrote to memory of 4560 1736 csrsll.exe 97 PID 1736 wrote to memory of 4560 1736 csrsll.exe 97 PID 1736 wrote to memory of 4560 1736 csrsll.exe 97 PID 1736 wrote to memory of 4560 1736 csrsll.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\4454014afef3893fdb8803d3bdf75f4891e19b0aacf56a30b3cf21570eb0024cN.exe"C:\Users\Admin\AppData\Local\Temp\4454014afef3893fdb8803d3bdf75f4891e19b0aacf56a30b3cf21570eb0024cN.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4236 -
C:\Users\Admin\AppData\Local\Temp\4454014afef3893fdb8803d3bdf75f4891e19b0aacf56a30b3cf21570eb0024cN.exe"C:\Users\Admin\AppData\Local\Temp\4454014afef3893fdb8803d3bdf75f4891e19b0aacf56a30b3cf21570eb0024cN.exe"2⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3312 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\BIUVQ.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:840 -
C:\Windows\SysWOW64\reg.exeREG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Win Pdf" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe" /f4⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:3272
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C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1736 -
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1508
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C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4560
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
145B
MD54eb61ec7816c34ec8c125acadc57ec1b
SHA1b0015cc865c0bb1a027be663027d3829401a31cc
SHA25608375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff
SHA512f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1
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Filesize
90KB
MD54f2757b5f5dc5d5c05231d2890d78cfc
SHA1c531611ddb5360095f63967c3a7f7d609c943f20
SHA2568fcd46ce9d7b97bc349a887793f30315456d728f89b667191aede1d6bb03f77a
SHA5127031d19f1518e74e272b4dd71a39a3d485ce975c7e31f8cdafc1c6b819658aed43ab93580d7ba91769579625ea354f25d346d2d9783a0baf75d78e5060a827f1